Theme Learning about the environment
Basic science J.S.S.2 First Term
The student should be able to:
1. Define chemicals
2. Classify chemicals based on their usage.
A chemical is any substance consisting of matter. This includes any liquid, solid, or gas. A chemical is any pure substance (an element) or any mixture (a solution, compound, or gas). They can either occur naturally or can be created artificially.
Examples of Naturally-Occurring Chemicals
Naturally-occurring chemicals can be solid, liquid, or gas. Naturally occurring solids, liquids, or gases may be made up of individual elements.... View More
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